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BHADRA_JAYAKUMAR

Untitled

Oct 16th, 2020
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C 0.63 KB | None | 0 0
  1. #include <stdio.h>
  2. int main()
  3. {
  4.     int ar[100],n,i,j,flag;
  5.     printf("No of ele:");
  6.     scanf("%d",&n);
  7.     for(i=0;i<n;i++){
  8.         scanf("%d",&ar[i]);
  9.     }
  10.     for(i=0;i<n;i++){
  11.         flag=0;
  12.         if(ar[i]==1){
  13.             flag=2;
  14.             printf("Neither prime nor composite\n");
  15.         }
  16.         for(j=2;j<ar[i];j++){
  17.             if(ar[i]%j==0){
  18.                 flag=1;
  19.                 break;
  20.             }
  21.         }
  22.         if(flag==0){
  23.             printf("%d is prime\n",ar[i]);
  24.         }
  25.         else if(flag==1){
  26.             printf("%d is not prime\n",ar[i]);
  27.         }
  28.     }
  29.    
  30.     return 0;
  31. }
  32.  
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